.box{
  margin: 0 auto;
  width: 600px;
  height: 600px;
  text-align: center;
  margin-top: 160px;
}
.top{
  display: flex;
  
  font-size: 36px;
  width: 800px;
  margin-bottom: 40px;
}
.top span{
  width: 46px;
  height: 46px;
  line-height: 46px;
  color: #fff;
  background: blue;
  margin-right: 5px;
  border-radius: 10px;
}
.body{
  font-size: 20px;
}